# FSK Audio

> FSK Audio builds professional mixing plugins and creative audio tools for modern music production. Our products work in all major DAWs (Logic Pro, Pro Tools, Ableton Live, FL Studio, Cubase, Studio One, Reaper) on Mac and Windows, in AAX, VST3, and AU formats.

FSK Audio's product line combines intelligent dynamic control (Bark24 | Dyn), creative modulation (ModPlay), and frictionless session documentation (QRonicle). The company is based in the US and is run by musicians and producers who design tools for fast, intuitive studio workflows.

## Products

- [Bark24 | Dyn](https://fskaudio.io/bark24): A 24-band dynamic EQ plugin built on the Bark scale — the way human hearing actually groups frequencies. Combines compression and dynamic EQ in one perceptual tool for transparent control on vocals, drums, bass, and full mixes. 4 dynamic processing modes, linear-phase filters, ±48 dB per band, auto-threshold/gain/output, MIDI control. AAX, VST3, AU. Mac (Intel + Apple Silicon) and Windows. Sample rates 44.1k–192k.
- [ModPlay](https://fskaudio.io/modplay): A creative MIDI LFO plugin that adds movement, variation, and character to any plug-in or hardware with MIDI Learn. 12 playable Snapshots, 4 MIDI CC outputs with independent level and modulation amount, malleable LFO shapes, randomization, retrigger with MIDI notes or free run, sync to DAW tempo. AAX, VST3, AU. Mac and Windows.
- [QRonicle](https://fskaudio.io/qronicle): A workflow plugin that embeds a scannable QR code directly inside your DAW session. Scan with any phone camera (no companion app required) to instantly access recording notes, lyrics, mic placement photos, gear settings, and other references stored on a cloud drive. Zero CPU usage. AAX, VST3, AU. Mac and Windows. $9.99.

## Resources

- [Shop](https://fskaudio.io/shop): Buy plugins.
- [Try Now](https://fskaudio.io/try-now): Free trial signup for any plugin.
- [Support](https://fskaudio.io/support): User manuals, setup guides for every supported DAW, video tutorials, activation help.
- [Installations](https://fskaudio.io/installations): Latest installer downloads for Mac (.pkg) and Windows (.exe).
- [The Mix](https://fskaudio.io/the-mix): Articles, videos, and guides from producers and mix engineers using FSK Audio plugins.
- [The Press](https://fskaudio.io/the-press): Press coverage and reviews.
- [About Us](https://fskaudio.io/about-us): Team and company info.

## Contact

- General and support inquiries: contact@fskaudio.io

## Optional

- [Terms of Use](https://storage.googleapis.com/fskaudio_live/public/FSKAudio_Terms_of_Use_2025.pdf)
- [Privacy Policy](https://storage.googleapis.com/fskaudio_live/public/FSKAudio_Privacy_Policy_2025.pdf)